diff --git a/addons/crm/res_partner_view.xml b/addons/crm/res_partner_view.xml
index 12cdf3f386b..3133cf06bd9 100644
--- a/addons/crm/res_partner_view.xml
+++ b/addons/crm/res_partner_view.xml
@@ -99,15 +99,15 @@
             <field name="priority" eval="10"/>
             <field name="arch" type="xml">
                 <xpath expr="//div[@name='buttons']" position="inside">
-                    <button type="action" string="Opportunities"
+                    <button class="oe_inline" type="action" string="Opportunities"
                         attrs="{'invisible': [('customer', '=', False)]}"
                         name="%(crm.crm_case_category_act_oppor11)d"
                         context="{'search_default_partner_id': active_id}"/>
-                    <button type="action"
+                    <button class="oe_inline" type="action"
                         string="Meetings"
                         name="%(base_calendar.action_crm_meeting)d"
                         context="{'search_default_partner_ids': active_id, 'default_partner_ids' : [active_id]}"/>
-                    <button type="action" string="Calls" 
+                    <button class="oe_inline" type="action" string="Calls" 
                         name="%(crm.crm_case_categ_phone_incoming0)d" 
                         context="{'search_default_partner_id': active_id, 'default_duration': 1.0}" />
                 </xpath>
diff --git a/addons/crm_claim/crm_claim_view.xml b/addons/crm_claim/crm_claim_view.xml
index 1f2e59b4ac2..9c6f41e178d 100644
--- a/addons/crm_claim/crm_claim_view.xml
+++ b/addons/crm_claim/crm_claim_view.xml
@@ -243,7 +243,7 @@
             <field name="priority" eval="40"/>
             <field name="arch" type="xml">
                 <xpath expr="//div[@name='buttons']" position="inside">
-                    <button type="action"
+                    <button class="oe_inline" type="action"
                         name="%(crm_case_claim_partner_action)d"
                         string="Claims"
                         context="{'search_default_partner_id': active_id, 'default_partner_id': active_id}"
diff --git a/addons/project/res_partner_view.xml b/addons/project/res_partner_view.xml
index ae442a8c158..45224d8961d 100644
--- a/addons/project/res_partner_view.xml
+++ b/addons/project/res_partner_view.xml
@@ -10,7 +10,7 @@
             <field name="priority" eval="40"/>
             <field name="arch" type="xml">
                 <xpath expr="//div[@name='buttons']" position="inside">
-                    <button type="action"
+                    <button class="oe_inline" type="action"
                         name="%(action_view_task)d"
                         string="Tasks"
                         context="{'search_default_partner_id': active_id, 'default_partner_id': active_id}"
diff --git a/addons/project_issue/project_issue_view.xml b/addons/project_issue/project_issue_view.xml
index 483d1f59eda..e3686cca905 100644
--- a/addons/project_issue/project_issue_view.xml
+++ b/addons/project_issue/project_issue_view.xml
@@ -375,8 +375,8 @@
             <field name="priority" eval="40"/>
             <field name="arch" type="xml">
                 <xpath expr="//div[@name='buttons']" position="inside">
-                    <button type="action" string="Issues" attrs="{'invisible': [('customer', '=', False)]}"
-                        name="%(act_project_project_2_project_issue_all)d" 
+                    <button class="oe_inline" type="action" string="Issues" attrs="{'invisible': [('customer', '=', False)]}"
+                        name="%(act_project_project_2_project_issue_all)d"
                         context="{'search_default_partner_id': active_id, 'default_partner_id': active_id}" groups="project.group_project_user"/>
                 </xpath>
             </field>